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LM1458N - Texas Instruments

Description: OP AMP

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LM1458N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 8-DIP (0.300", 7.62mm)
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LM1458N - Texas Instruments  - 3D model - Dual-In-Line Packages - 8-DIP (0.300", 7.62mm)
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LM1458N Details

  • Manufacturer Part Number:

    LM1458N

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    PLASTIC, DIP-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.8 µA

  • Bias Current-Max (IIB) @25C:

    0.5 µA

  • Common-mode Reject Ratio-Min:

    70 dB

  • Common-mode Reject Ratio-Nom:

    90 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    7500 µV

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e0

  • Length:

    9.59 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    2

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Slew Rate-Nom:

    0.5 V/us

  • Supply Current-Max:

    5.6 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Voltage Gain-Min:

    15000

  • Wideband:

    NO

  • Width:

    7.62 mm

LM1458N Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the LM1458N is 670mW, which is calculated based on the maximum junction temperature (Tj) of 150°C and the thermal resistance (RθJA) of 125°C/W.
  • While the LM1458N can be used as a comparator, it's not the best choice due to its relatively slow slew rate (0.5V/μs) and limited bandwidth (1MHz). A dedicated comparator like the LM339 or LM2901 would be a better option.
  • To ensure stability, make sure to follow proper PCB layout practices, use a low-ESR capacitor for decoupling, and consider adding a compensation capacitor (e.g., 10nF to 100nF) in parallel with the feedback resistor to reduce oscillations.
  • The input impedance of the LM1458N is typically around 2MΩ, but it can vary depending on the specific application and operating conditions. This is relatively high, making it suitable for high-impedance sources.
  • Yes, the LM1458N can be used in a single-supply configuration, but you'll need to ensure that the input signals are referenced to the midpoint of the supply voltage (Vcc/2) to maintain a stable output.

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LM1458N Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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Part Image LM1458AN Fairchild Semiconductor Corporation

Operational Amplifier, 2 Func, 7500uV Offset-Max, BIPolar, PDIP8

Part Image LM1458N Fairchild Semiconductor Corporation

Operational Amplifier, 2 Func, 7500uV Offset-Max, BIPolar, PDIP8

Part Image MC1458P1G onsemi

Operational Amplifier, 2 Func, 7500uV Offset-Max, BIPolar, PDIP8

Part Image MC1458P1 STMicroelectronics

Operational Amplifier, 8 Func, 7500uV Offset-Max, BIPolar, PDIP2

Part Image MC1458N Samsung Semiconductor

Operational Amplifier, 2 Func, 7500uV Offset-Max, BIPolar, PDIP8

For a full list of alternate parts for LM1458N, check out Findchips.com